package com.atguigu.guilimall.cart.controller;

import com.atguigu.common.constant.AuthServerConstant;
import com.atguigu.guilimall.cart.interceptor.CartInterceptor;
import com.atguigu.guilimall.cart.service.CartService;
import com.atguigu.guilimall.cart.vo.Cart;
import com.atguigu.guilimall.cart.vo.CartItem;
import com.atguigu.guilimall.cart.vo.UserInfoTo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpSession;
import java.util.List;
import java.util.concurrent.ExecutionException;

@Controller
public class CartController {
    @Autowired
    CartService cartService;
    @GetMapping("/currentUserCartItems")
    @ResponseBody
    public List<CartItem> getCurrentUserCartItems(){
        List<CartItem> data =  cartService.getUserCartItems();
        return data;
    }

    @GetMapping("/cart.html")
    public String cartListPage(Model model) throws ExecutionException, InterruptedException {

        Cart cart = cartService.getCart();
        model.addAttribute("cart",cart);
        return "cartList";
    }
    @GetMapping("/checkItem")
    public String checkItem(@RequestParam("skuId") Long skuId,@RequestParam("checked") Long check){
         cartService.check(skuId,check);
         return "redirect:http://cart.mall.com/cart.html";
    }
    @GetMapping("/countItem")
    public String cartCount(@RequestParam("skuId") Long skuId,@RequestParam("num") Integer num){
        cartService.countItem(skuId,num);
        return "redirect:http://cart.mall.com/cart.html";
    }
    @GetMapping("/deleteItem")
    public String deleteItem(@RequestParam("skuId") Long skuId){
        cartService.deleteItem(skuId);
        return "redirect:http://cart.mall.com/cart.html";
    }
    /**
     * 添加购物车
     * @param skuId
     * @param num
     * @return
     * @throws ExecutionException
     * @throws InterruptedException
     */
    @GetMapping("/addCartItem")
    public String addToCart(@RequestParam("skuId") Long skuId,
                            @RequestParam("num") Integer num,
                            RedirectAttributes attributes ) throws ExecutionException, InterruptedException {
        attributes.addAttribute("skuId",skuId);
       cartService.addToCart(skuId,num);
       return "redirect:http://cart.mall.com/addToCartSuccess.html";

    }
    /**
     * 重定向到购物车界面
     */
    @GetMapping("/addToCartSuccess.html")
    public String addToCartSuccessPage(@RequestParam("skuId") Long skuId,Model model){
        //1.重定向到购物车，再次查询一遍
       CartItem item =  cartService.getCartItem(skuId);
        System.out.println(item);
        model.addAttribute("cartItem",item);
        return "success";

    }
}
